         other-sort-url (cond
                         inbox?
                         nil
-                        contributor?
+                        contributions?
                         (contributions-url org (:author-uuid params) (if recent-activity-sort? :recently-posted :recent-activity))
                         :else
                         (url collection-type org (if recent-activity-sort? :recently-posted :recent-activity)))

                   (cond
                     (is-inbox? collection-type)
                     (inbox-url collection-type org {:start last-activity-date :direction direction})
                     (is-contributor? collection-type)
                     (contributions-url org author-uuid sort-type {:start last-activity-date :direction direction})
                     :else
                     (url collection-type org sort-type {:start last-activity-date :direction direction})))

(defn- is-inbox? [collection-type]
  (= collection-type "inbox"))

(defn- is-contributions? [collection-type]
  (= collection-type "contributions"))

(defn- pagination-link
  "Add `next` and/or `prior` links for pagination as needed."
